Nguyen, Tam; Han, Hae-Ra; Kim, Miyong; Chan, Kitty - In: The Patient: Patient-Centered Outcomes Research 7 (2014) 1, pp. 23-35
The growing emphasis on patient-centered care has accelerated the demand for high-quality data from patient-reported outcome (PRO) measures. Traditionally, the development and validation of these measures has been guided by classical test theory. However, item response theory (IRT), an alternate...